backsiphonage
Reversal of flow (backflow) due to a reduction in system pressure which causes a negative or subatmospheric pressure to exist at a site in the water system.
Authorization Path: 2.4.5.2.20.15
Reversal of flow (backflow) due to a reduction in system pressure which causes a negative or subatmospheric pressure to exist at a site in the water system.
Authorization Path: 2.4.5.2.20.15